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Nootropic

9-Me-BC

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9-Me-BC. β-carboline alkaloid that upregulates dopamine neurons in animal models.

How it works. MAO-A inhibition plus dopaminergic neurogenesis in substantia nigra (rodent data).

What the research supports. 1 graded claims. Strongest: Increases dopamine neuron count in rats (limited).

How much to take. Typical dose: 10–50 mg (experimental).

Side effects and interactions. 1 medication interaction listed. Serious: Limited human safety data.

Stacking. Pairs well with Omega-3 (EPA/DHA), Alpha-GPC or CDP-choline, NAD+ precursor (NMN or NR).

Common forms. Available as Capsule, Powder for stacking, Sublingual tablet, Liposomal liquid.

Key studies. 8 studies cited. The strongest are listed with links to PubMed.

Community. Experiences from people who have tried 9-Me-BC. Anecdotes are not medical advice.

9-Me-BC. β-carboline alkaloid that upregulates dopamine neurons in animal models.

Key compound: 9-methyl-beta-carbolineC12H10N2 · 182.22 g/mol

What it is

β-carboline alkaloid that upregulates dopamine neurons in animal models.

Also called

9-Methyl-β-carboline

Food sources

Manufactured pharmaceutical-grade compoundStandardized botanical extract (for plant-derived nootropics)Stack formulations combined with cholinergic or adaptogenic ingredients

Goals

Brain & CognitiveHealthy Aging

How it works

MAO-A inhibition plus dopaminergic neurogenesis in substantia nigra (rodent data).

Pathways

  • MAO-A inhibition plus dopaminergic neurogenesis in substantia nigra (rodent data)

Effects

  • ↑dopamine neuron count in rats increases

What the research supports

Increases dopamine neuron count in ratslimited

Strong: consistent results across large trials or meta-analyses. Moderate: several trials, mostly positive. Limited: small or mixed studies. Preclinical: animal or cell research only.

Typical dose
10–50 mg (experimental)
TimingConsistent daily timing recommended; split larger doses if GI tolerance is a concern.
With foodEither with or without food.
Best formMost evidence is based on the capsule form.
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Side effects & interactions

Common side effects

  • Headache

Serious

  • Limited human safety data

Medication interactions

Prescription medications (general)minor

Always disclose 9-Me-BC use to your prescriber — additive, antagonistic, or pharmacokinetic interactions are possible.

Check any supplement–medication combination with your pharmacist before starting.

Combines with

Pairs well

  • Omega-3 (EPA/DHA)Membrane fluidity and neuronal signaling support.
  • Alpha-GPC or CDP-cholineProvides choline substrate for acetylcholine synthesis.
  • NAD+ precursor (NMN or NR)Complementary mitochondrial and sirtuin support.

Common forms

  • Capsule
  • Powder for stacking
  • Sublingual tablet
  • Liposomal liquid

Key studies

8 studies cited in total.

PubMed: 9-Me-BC — Increases dopamine neuron count in rats ↗
Systematic review · PubMed (NLM) · 2026

Opens current human and preclinical literature matching 9-Me-BC and "Increases dopamine neuron count in rats". Filter by RCT, meta-analysis, or year on the results page.

PubMed: 9-Me-BC — randomized controlled trial ↗
Systematic review · PubMed (NLM) · 2026

Opens current human and preclinical literature matching 9-Me-BC and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.

PubMed: 9-Me-BC — meta-analysis ↗
Systematic review · PubMed (NLM) · 2026

Opens current human and preclinical literature matching 9-Me-BC and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.

Discussion

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